PALxMjE. 521 



towards its top : rhachis armed with distant, long prickles, keeled above ; exterior spathe 

 unarmed, one-tourth as long as the interior, the latter (1 j' long), prickly above, with distant, 

 slender, spreading prickles, tapering downwards from the middle, unarmed and appressed- 

 tomentose below it, equalling the spadix ; spadix long-peduncled : peduncle unarmed, pubes- 

 cent, about as long as the erect branches ; exterior ^. perigone nearly as long as the interior ; 

 " drupe globose (15'"— 18'" diam., Cr.)." — Prickles on the leaf-rhachis 1", on the segments 

 1"', on the spathe 8"'-6'" long, the latter or the fascicles of them 4"' -6'" distant from each 

 other; leaf segments 1|'-1' long, 12"'-14'" broad, each side of its triangular rhachis 2"' 

 broad below, upper part of the opened inner spathe 1", inferior 5'" diam. , exterior $? peri- 

 gone campanulate, truncate, 2'" long, interior minutely 3-dentate, devoid of sterile $ parts. 

 — Hab. Triuidad I, Cr., uncommon, at Caroni. 



14. ASTROCARYUM, Mey. 



Perigone of Bactris : $ flowers distant from the amentaceous $ ones. Stamens 6 ("or 

 more "). Ovary of Bactris : 9tigma 3-lobed. Drupe of Bactris .- albumen hollow in the 

 centre. — Trunk annulate, prickly, rarely none ; leaves rosular at its top ; spadix simply 

 branched : £ flowers in the contiguous alveoles of the ament, $ either distant below them, 

 or inserted into the rhachis : spathe prickly. 



26. A. aureum, Gr. and Wendl. (n. sp.). "Trunk and petioles armed with 6"-12" 

 long prickles" (Cr.) ; leafsegments]a\iceola.tc-\mea.r, long-acuminate, shining above, aureate- 

 olivaceous beneath by appressed, deciduous down between the green nerves, with short 

 prickles along the summit ; spadix (3' long) : branches nodding : $ aments slender, half to 

 one-third as long as their peduncle : alveoles puberulous : ^flowers distant along the pe- 

 duncle of the ament ; $ exterior perigone minute, 3-partite; ^.exterior perigone obliquely 

 ovate, conical, 3-dentate, pubescent, half as long again as the interior, the latter puberulous, 

 ciliate, 3-dentate. — Nearly allied to A. Tucuma, Mart. (t. 65), but distinguished by the 

 peculiar down of the leaves, the long-peduncled aments, and a few minute characters in the 

 flower. Leaf-segments rigid, reduplicate, 4' long, 2" broad : prickles black, those of the 

 rhachis 4'", of the leaves l'"-2"' long ; $ aments 6"-4" long, 3'" thick, ? flowers 6'" 

 long, about 1" distant from each other, sunk into a cupular bract ; $ perigone with the ex- 

 terior segments deltoid, subentire, the interior leaflets spathulate-oblong, exceeded by the 

 stamens ; $ perigone hard, whitish. — Hab. Trinidad !, Rye, Cr., at Irais. 



15. ACROCOMIA, Mart. 



Perigone exterior and interior 3-phyllous : $ flowers distant below the amentaceous $ ones. 

 Stamens 6. Ovary of Bactris, but surrounded by a 6-dentate cupule : stigmas 3. Drupe 

 1-seeded : putamen 3-porous about the middle. — Trunk arboreous, densely prickly ; leaves 

 rosulate at its summit -. petiole and rhachis prickly ; spadix simply branched : $ flowers 

 in the contiguous alveoles of the ament, $ distant, sessile along its peduncle. 



27. A. sclerocarpa, Mart. " Trunk thickened at the base ;" leaf-segments narrowly 

 linear, acuminate, reduplicate-convolnte, puberulous-glaucescent beneath ; spathe (8'— If* 

 long) densely covered with black prickles, glabrescent ; drupe globose (1 J" diam.). — Mart. 

 Palm. t. 56.— Trunk 15' (SI.) -30' {Mart.) high ; leaf-segments 2V long, 4'" broad : prickles 

 of their rhachis H"-2", of the spathe 6"'-8'" long; spadix-branches 1', <? part 10"-8" 

 long. — Hab. Jamaica!, Wils. ; Grenada (Kew Mus.) ; Trinidad!, Cr. ; [Guiana!, Brazil]. 



28. A. lasiospatha, Mart. " Trunk tapering from the ventricose middle part to the 

 base ; leaf-segments linear, villous beueath ;" spathe (4'-2' long), densely rusty-villous, de- 

 void of (" or sparingly armed with ") prickles ; peduncle of the spadix armed with long, 

 black prickles; " drupe depressed-globose" {SI., Mart.) — Cocos aculeata, Sw. (non Jacq.). 

 C. fusiformis, Sw. — " Trunk 30'- 10' high : prickles in rings, approximate, 1" loug ;" drupe 

 " shape of a wild apple" (Si.). — Hab. Jamaica!, Wils.,m savannahs; Barbadoes; [Haiti 

 to Guiana]. 



To Aiphanes, W. (Martinezia. Mart.), a genus distinguished from Acrocomia by sessile, 

 not amentaceous $ flowers, belongs the Grigri Palm of Martinique, under which name fibres 

 were sent from Grenada. This is A. corallina, Wendl. ms. (Martinezia, Mart.), a prickly 

 palm with the trunk 20' high, and " red, globose drupes of 6"'-8"' diam." (Jacq. Amer. 



